During the second recording, a phase plate is used to produce a half wave delay of the reference image.
在第二次的记录过程中，利用位相板使参考图像产生半波位相延迟。
It consists of a polarizing splitter, a polarizing combiner, a Faraday rotator and a half-wave plate.
器件由偏振分离器、偏振组合器、法拉弟旋转器及半波片组成。
The characteristics of high precision photoelectric detector and half-wave plate are measured by a special way.
采用独特的方法， 对高精度光电探头和半波片的特性进行了检测。
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